Climate at a Glance

Regional Mapping

Choose from the options below and click "Plot" to create a map. Select Temperature and Precipitation Maps are available for download.

Download Table Data: xml csv json
Download All Months/Years: xml csv json
Region Value Rank
(125 Years)
Pacific Northwest Basin33.8°F10330.4°F3.4°F
California River Basin47.7°F10145.3°F2.4°F
Great Basin36.5°F10432.6°F3.9°F
Lower Colorado River Basin46.2°F9943.4°F2.8°F
Upper Colorado River Basin28.1°F8525.6°F2.5°F
Rio Grande River Basin44.7°F6944.5°F0.2°F
Texas Gulf Coast River Basin47.2°F2649.9°F-2.7°F
Arkansas-White-Red Basin38.3°F5239.0°F-0.7°F
Lower Mississippi River Basin43.7°F2147.7°F-4.0°F
Missouri River Basin25.4°F6924.1°F1.3°F
Souris-Red-Rainy Basin8.6°F589.8°F-1.2°F
Upper Mississippi River Basin19.7°F4421.9°F-2.2°F
Great Lakes Basin19.8°F5120.3°F-0.5°F
Tennessee River Basin34.6°F1440.2°F-5.6°F
Ohio River Basin27.9°F2531.9°F-4.0°F
South Atlantic-Gulf Basin44.1°F1149.5°F-5.4°F
Mid-Atlantic Basin26.3°F3028.9°F-2.6°F
New England Basin20.3°F8618.1°F2.2°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Mapping, published August 2019, retrieved on August 23, 2019 from